showOnPreview ignored where used in new function fieldsForPreview

[emkcloud]

Laravel Version: 9.33.0
Nova Version: 4.16.1
PHP Version: 8.1.7
Database Driver & Version: MYSQL 5.7
Operating System and Version: Ubuntu 22.04.1 LTS
Browser type and version: Brave Versión 1.37.116 Chromium: 100.0.4896.127 (64 bits)

Description:

ShowOnPreview ignored where used in new function fieldsForPreview

public function fieldsForPreview(NovaRequest $request)
{
     return
     [
            Heading::make(Str::upper(__('labels.gift')))
               ->showOnPreview(function(){ return ($this->gifts->count() > 0 ); }),
     ]
}

In previous version i not see emprty section, now yes